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<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
</head>
<body>
  
  <script type="module">
    import { reactive, effect, ref } from "./reactivity/index.js"
    const price = ref(5000)
    const count = ref(3)
    // const product = reactive({
    //   name: 'Iphone',
    //   price: 5000,
    //   count: 3
    // })

    let total = 0;
    effect(() => {
      total = price.value * count.value;
    })
    console.log(total);

    price.value = 4000;
    console.log(total)

    count.value = 1;
    console.log(total)
    

  </script>
</body>
</html>